<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>JS介绍</title>
    <script src="script.js"></script>
</head>

<body>
    <script>
        // function greetme(name) {
        //     alert("Hi" + name)
        // }
        // greetme("123");
        // console.log("hello world");
    </script>
</body>

</html>